Fire Alarm Pull Station Single Action Finish Red Surface or Flush Mounting Depth (In.) 2 1/2 in Height (In.) 4 1/2 in Length (In.) 3 1/4 in Tube Length (Ft.) 1 ft Humidity Range ( Percent RH) 95 Percent RH Standards CSFM UL For Use With 24V DC/125V AC Conventional Fire Alarm Systems